Pastel palette
Luminous Atelier
From #006a65 ink through #9e5764, #00817b, #bb727e to #349d96 light, Luminous Atelier is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size.
cyanpastelfive-stop
#006a65
#9e5764
#00817b
#bb727e
#349d96
The generator opens with #006a65 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.